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CVE-2026-55233

🗓️ 10 Jul 2026 19:59:59Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

OpenResty buffer overflow when writing proxy protocol version two headers to upstream, causing denial of service.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Cvelist
CVE-2026-55233 OpenResty: Buffer overflow when writing PROXY protocol v2 header to upstream
10 Jul 202619:59
cvelist
EUVD
EUVD-2026-43013
10 Jul 202619:59
euvd
NVD
CVE-2026-55233
10 Jul 202621:16
nvd
Positive Technologies
PT-2026-57280
10 Jul 202600:00
ptsecurity
Vulners
Node
openrestyopenrestyRange1.29.2.11.29.2.5
[
  {
    "vendor": "openresty",
    "product": "openresty",
    "versions": [
      {
        "version": ">= 1.29.2.1, < 1.29.2.5",
        "status": "affected"
      }
    ]
  }
]

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10 Jul 2026 21:16Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.17.5
3